POLYPODIACEJE. 



251 



lobis cordis valde imbricatis 4- mm. lougis, margine sursum irregulariter obscure- 



que denticulatis vel subiutegris deorsum lasiuiato-lobulatis, lobulis linearibus 



recurvis, vel peltatis elobatis. Stipes brevissimus 1 cm. longus complauatus supra 



plauus subnullus glaber. Frons spathulata vel lineari-spathulata 4 cm. longa 



usque 9 mm. lata sursum infra apicem 6 mm. lata apice obtusissime vel rotundata 



valde crassa margine integerrima tenuiora anguste subcartilagiuea, costa 



utraque pagine a basi 



usque ad medium tenuiter 



obscure visa a medio ad 



apicem non visa baud 



elevata ; frons medio usque 



ad prope apicem sorifera. 



Sori a medio usque ad 



prope apicem frond is 



utroque latere costge 1- 



seriatim dispositi perfecte 



rotundati 24 mm. in dia- 



metro supra ad paginam 



plani, paraphysis uume- 



rosis peltatis angulato- 



Fig. 17S, Polypodium obtusifrons HATTATA; a, the 



rotundatis vel margine fronds ; b, a scale on the rhizome ; c, a portion of the 

 Sublobatis frond; d, reticulation of the veinlets ; e, a paraphysis. 



HAB. Kwannonzan, leg. T. SOMA, 1910, Oct. 



Near P. lineare TH. but differs from it by the very much shorter obtuse 

 fronds with quite different venation. Still nearer to Polypodium Oncei Fr. 

 et SAV. (MAKING Phanerog. et Pterid. I. t. 10), but differs from it by the 

 much complicated reticulation of the fronds wliich have more obtuse 

 rounded apex. 



Polypodium pseudotrichomanoides HAYATA sp. uov. (Fig. 176). 

 Rhizoma ascendento - erectum circ. 1 mm. crassum densissime radicans 

 (radicibus fibrosis numerosis) densissime squamatum, squamis castaueo-fusceu- 

 tibus tenuissimis sub luce traverse flavis ovato-lanceolatis usque 1| mm. 

 lougis ^ mm. latis apice acuto-obtusis vel obtusis basi rotundatis. Stipes 



